Home / 19,485,311.52-26,889,780.96-10,784,084.16

Finding the Fourth Proportional to 19,485,311.52, 26,889,780.96 and 10,784,084.16

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Solution

The fourth proportional to 19,485,311.52, 26,889,780.96 and 10,784,084.16 is: 14,882,064.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,485,311.52 : 26,889,780.96 = 10,784,084.16 : x
  2. Step 2: Convert to fraction form
    19,485,311.52/26,889,780.96 = 10,784,084.16/x
  3. Step 3: Cross multiply
    19,485,311.52x = 26,889,780.96 × 10,784,084.16
  4. Step 4: Simplify right side
    19,485,311.52x = 289,981,660,916,605.62
  5. Step 5: Solve for x
    x = 289,981,660,916,605.62/19,485,311.52
  6. Step 6: Final answer
    x = 14,882,064.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.